# Spirotherm 1-1/4 in. Spirovent Jr.

**Brand:** [Spirotherm](https://shop.coreranger.com/brands/Spirotherm)
**Price:** $140.23–$262.50 · in stock
**URL:** https://shop.coreranger.com/product/spirotherm-1-1-4-in-spirovent-jr-325043923

## Options

- **Product Width (in.):** 3.5, 4

## Variants

| Variant | SKU | Price | Stock |
|---|---|---|---|
| 3.5 | VJR075TM | $140.23 | in stock |
| 4 | S1005 | $262.50 | in stock |

## Specifications

| Spec | Value |
|---|---|
| Pack Size | 1 |
| Returnable | 90-Day |
| Accessory Type | Boiler Replacement Part |
| HVAC Product Type | Heating |
| Product Depth (in.) | 8.75 in |
| Product Width (in.) | 4 in |
| Product Height (in.) | 2.875 in |
| Product Weight (lb.) | 4 lb |
| Manufacturer Warranty | 20 YEAR LIMITED |

## Description

1-1/4 in. Spirovent Jr. helps reduce oxygen-based corrosion in your boiler system. This replacement part is designed to help eliminate up to 100% of free air and entrained air and up to 99.6% of dissolved air in the system. This part provides a quiet operation and requires minimal to no maintenance.

• Eliminates 100% of the free air and 99.6% of dissolved air
• Serves as an ideal boiler replacement part
• Provides quiet operation and requires minimal maintenance